Finite Group Databasebeta

← C2×#1976 #21243

Subgroups — C2×#1976 #21243

Order 256.

737 conjugacy classes of subgroups.

The subgroup lattice has 318 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#subgroupG/Hclass sizemultiplicitynormal?properties
1C22×#135C211yesmaximal, characteristic
2C2×#427C211yesmaximal, characteristic, complemented
3C2×#421C212yesmaximal, complemented
4C2×#410C212yesmaximal, complemented
5C2×#405C211yesmaximal, characteristic, complemented
6#1976C218yesmaximal, direct product factor
7C22×#41C2212yes—
8C2×#135—21no—
9C2×#135—21no—
10C2×#135—22no—
11C2×#135—21no—
12C2×#135—21no—
13C2×#135—22no—
14C2×#135C414yescomplemented
15C2×#135C2214yes—
16C22×Q16C411yescharacteristic, complemented
17C22×SD16C412yescomplemented
18C22×D8C411yescharacteristic, complemented
19C22×M16C2211yescharacteristic
20C23×C8C2211yescharacteristic
21C2×#117C2212yes—
22C2×#117C2211yescharacteristic
23#427—22no—
24#427C2214yescomplemented
25C2×#107—21no—
26C2×#106—21no—
27#421—24no—
28#421C2218yescomplemented
29C2×#104—24no—
30#410—24no—
31#410C2218yescomplemented
32C2×#99—24no—
33#405—22no—
34#405C2214yescomplemented
35C2×#97—21no—
36C2×C4×C8—21no—
37C2×#41—22no—
38C2×#41—22no—
39C2×#41—22no—
40C2×#41—22no—
41C2×#41—22no—
42C2×#41—22no—
43C2×#41—22no—
44C2×#41—22no—
45C2×#41—22no—
46C2×#41—22no—
47C2×#41C2×C414yes—
48C2×#41C2314yes—
49C22×Q8C2×C412yes—
50C22×D4—22no—
51C22×D4C2×C412yes—
52C23×C4—22no—
53C23×C4C2311yescharacteristic
54#135—24no—
55#135—24no—
56#135—24no—
57#135—24no—
58#135—24no—
59#135—24no—
60#135—24no—
61#135—24no—
62C2×Q16—21no—
63C2×Q16—21no—
64C2×Q16—22no—
65C2×Q16C2×C414yescomplemented
66C2×SD16—22no—
67C2×SD16—22no—
68C2×SD16—24no—
69C2×SD16C2×C418yescomplemented
70C2×D8—21no—
71C2×D8—21no—
72C2×D8—22no—
73C2×D8C2×C414yescomplemented
74C2×M16—21no—
75C2×M16—21no—
76C2×M16—21no—
77C2×M16D412yes—
78C2×M16D412yes—
79C2×M16C2312yes—
80C22×C8—21no—
81C22×C8C2×C411yescharacteristic
82C22×C8C2×C411yescharacteristic
83C22×C8C2×C412yes—
84C22×C8D411yescharacteristic
85C22×C8D411yescharacteristic
86C22×C8D412yes—
87C22×C8D411yescharacteristic
88C22×C8D411yescharacteristic
89C22×C8D412yes—
90C22×C8C2312yes—
91#117—21no—
92#117—21no—
93#117—22no—
94#117—22no—
95#117—22no—
96#117D412yes—
97#117C2314yes—
98#117C2312yes—
99C2×C4⋊C4—21no—
100C2×C4⋊C4—22no—
101C2×C22⋊C4—22no—
102C2×C22⋊C4D412yes—
103C2×C42—21no—
104C2×C42—22no—
105#107—24no—
106#106—24no—
107#104—216no—
108#99—216no—
109#97—24no—
110C4×C8—24no—
111C24—22no—
112C24C2×D411yescharacteristic
113#41—24no—
114#41—24no—
115#41—24no—
116#41—24no—
117#41—24no—
118#41—24no—
119#41—24no—
120#41—24no—
121#41—42no—
122#41—42no—
123#41—42no—
124#41—42no—
125#41—42no—
126#41—42no—
127#41—42no—
128#41—42no—
129C2×Q8—22no—
130C2×Q8—22no—
131C2×Q8—22no—
132C2×Q8—22no—
133C2×Q8—22no—
134C2×Q8C22×C414yes—
135C2×D4—24no—
136C2×D4—24no—
137C2×D4—22no—
138C2×D4—22no—
139C2×D4—22no—
140C2×D4—22no—
141C2×D4—22no—
142C2×D4—42no—
143C2×D4—42no—
144C2×D4—42no—
145C2×D4—42no—
146C2×D4C22×C414yes—
147C22×C4—22no—
148C22×C4—22no—
149C22×C4—24no—
150C22×C4—24no—
151C22×C4—42no—
152C22×C4—42no—
153C22×C4—42no—
154C22×C4—42no—
155C22×C4—42no—
156C22×C4C22×C411yescharacteristic
157C22×C4C22×C411yescharacteristic
158C22×C4C2×D411yescharacteristic
159C22×C4C2×D411yescharacteristic
160C22×C4C2×D411yescharacteristic
161C22×C4C2×D411yescharacteristic
162C22×C4C2×D411yescharacteristic
163C22×C4C2×D411yescharacteristic
164C22×C4C2×D411yescharacteristic
165C22×C4#4111yescharacteristic
166C22×C4#4111yescharacteristic
167C22×C4#4111yescharacteristic
168C22×C4#4111yescharacteristic
169C22×C4C2411yescharacteristic
170Q16—24no—
171Q16—24no—
172SD16—28no—
173SD16—28no—
174D8—24no—
175D8—24no—
176M16—22no—
177M16—22no—
178M16—22no—
179M16C2×D414yes—
180C2×C8—22no—
181C2×C8—22no—
182C2×C8—22no—
183C2×C8C22⋊C411yescharacteristic
184C2×C8C22⋊C411yescharacteristic
185C2×C8C22⋊C412yes—
186C2×C8C22⋊C411yescharacteristic
187C2×C8C22⋊C411yescharacteristic
188C2×C8C22⋊C412yes—
189C2×C8C22⋊C412yes—
190C2×C8C22⋊C412yes—
191C2×C8C22⋊C412yes—
192C2×C8C22⋊C412yes—
193C2×C8C22×C412yes—
194C2×C8C22×C412yes—
195C2×C8C2×D412yes—
196C2×C8C2×D412yes—
197C2×C8C2×D412yes—
198C2×C8C2×D412yes—
199C4⋊C4—22no—
200C4⋊C4—22no—
201C4⋊C4—24no—
202C4⋊C4—42no—
203C22⋊C4—22no—
204C22⋊C4—24no—
205C22⋊C4—42no—
206C22⋊C4C2×D414yes—
207C42—22no—
208C42—22no—
209C42—24no—
210C42—42no—
211C23—24no—
212C23—42no—
213C23—42no—
214C23—42no—
215C23—84no—
216C23C4×D411yescharacteristic
217C23C4×D411yescharacteristic
218C23#12111yescharacteristic
219C23#12111yescharacteristic
220C23#12711yescharacteristic
221C23#12711yescharacteristic
222C23C22×D411yescharacteristic
223Q8—24no—
224Q8—24no—
225Q8—42no—
226Q8—42no—
227D4—24no—
228D4—24no—
229D4—44no—
230D4—44no—
231D4—44no—
232D4—44no—
233D4—42no—
234D4—42no—
235C2×C4—24no—
236C2×C4—24no—
237C2×C4—44no—
238C2×C4—42no—
239C2×C4—42no—
240C2×C4—44no—
241C2×C4—44no—
242C2×C4—44no—
243C2×C4—44no—
244C2×C4—44no—
245C2×C4—84no—
246C2×C4C2×C22⋊C411yescharacteristic
247C2×C4C2×C22⋊C411yescharacteristic
248C2×C4C2×C22⋊C411yescharacteristic
249C2×C4C2×C22⋊C411yescharacteristic
250C2×C4C4×D411yescharacteristic
251C2×C4C4×D411yescharacteristic
252C2×C4C4×D411yescharacteristic
253C2×C4C4×D411yescharacteristic
254C2×C4C4×D411yescharacteristic
255C2×C4C4×D411yescharacteristic
256C2×C4#12111yescharacteristic
257C2×C4#12111yescharacteristic
258C2×C4#12111yescharacteristic
259C2×C4#12111yescharacteristic
260C2×C4#12111yescharacteristic
261C2×C4#12111yescharacteristic
262C2×C4#12411yescharacteristic
263C2×C4#12411yescharacteristic
264C2×C4#12411yescharacteristic
265C2×C4#12411yescharacteristic
266C2×C4#12711yescharacteristic
267C2×C4#12711yescharacteristic
268C2×C4C23×C411yescharacteristic
269C2×C4C22×D411yescharacteristic
270C2×C4C22×D411yescharacteristic
271C2×C4C22×D411yescharacteristic
272C2×C4C2×#4111yescharacteristic
273C2×C4C2×#4111yescharacteristic
274C8—24no—
275C8C2×C22⋊C412yes—
276C8C2×C22⋊C412yes—
277C8C2×C22⋊C412yes—
278C8C2×C22⋊C412yes—
279C22—22no—
280C22—22no—
281C22—22no—
282C22—41no—
283C22—41no—
284C22—41no—
285C22—41no—
286C22—44no—
287C22—84no—
288C22—84no—
289C22—84no—
290C22#39011yescharacteristic
291C22#39011yescharacteristic
292C22#39011yescharacteristic
293C22#39011yescharacteristic
294C22C2×C4×D411yescharacteristic
295C22C2×#12111yescharacteristic
296C22C2×#12711yescharacteristic
297C4—44no—
298C4—44no—
299C4—84no—
300C4#39011yescharacteristic
301C4#39011yescharacteristic
302C4#39011yescharacteristic
303C4#39011yescharacteristic
304C4C22×C22⋊C411yescharacteristic
305C4C2×C4×D411yescharacteristic
306C4C2×#12111yescharacteristic
307C4C2×#12411yescharacteristic
308C2—21no—
309C2—21no—
310C2—21no—
311C2—21no—
312C2—21no—
313C2—21no—
314C2—84no—
315C2#197612yesdirect product factor
316C2C2×#39011yescharacteristic
subgroupG/H
centerC2×C4#121
commutatorC2×C4C23×C4
Frattini, cosocleC22×C4C24
socleC22#390
prime radicalC22×#135C2
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ C23×C4 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

Complements

Splittings G = N ⋊ H with N normal; H ≅ G/N.

NH ≅ G/Ntype
2. C2×#427C2semidirect
3. C2×#421C2semidirect
4. C2×#410C2semidirect
5. C2×#405C2semidirect
6. #1976C2direct (N × H)
14. C2×#135C4semidirect
16. C22×Q16C4semidirect
17. C22×SD16C4semidirect
18. C22×D8C4semidirect
24. #427C22semidirect
28. #421C22semidirect
31. #410C22semidirect
34. #405C22semidirect
65. C2×Q16C2×C4semidirect
69. C2×SD16C2×C4semidirect
73. C2×D8C2×C4semidirect
315. C2#1976direct (N × H)

Maximal subgroups

By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.

subgroupindex
C22×#1352
C2×#4272
C2×#4212
C2×#4102
C2×#4052
#19762